# Ace Math Flash Cards vs Two

The clearest difference is price: Ace Math Flash Cards at Free against Two's $1.99. Ace Math Flash Cards also leads on update cadence (every 8 months vs every 35 months) and device support (3 vs 1). Two's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.0). On in-app purchases there is nothing between them.

Ace Math Flash Cards is free to download; Two costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Ace Math Flash Cards ships an update every 8 months, Two every 35 months. The most recent releases landed on September 27, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | Ace Math Flash Cards | Two |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.0 (2K ratings)](https://appshunter.io/ios/app/ace-math-flash-cards/id463193339/reviews)** | — |
| Number of ratings | **2K** | — |
| Positive reviews | 84.9% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 8 months** | Every 35 months |
| Monetization | Ad-supported | — |
| Size | 13 MB | 33 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Horizon Business, Inc.](https://appshunter.io/developer/431586531) | [Ventura Educational Systems](https://appshunter.io/developer/371324172) |

## What reviewers say

### Ace Math Flash Cards

[App page](https://appshunter.io/ios/app/ace-math-flash-cards/id463193339)

Practice fundamental arithmetic operations with customizable flashcards. Focus on specific math skills by setting your own problem parameters and choose from various operators. Enhance learning with features like multiple choice, mistake review, and timed sessions.

**Highlights:** Customizable problem sets, Addition, subtraction, multiplication, division, Multiple choice option, Redo mistakes feature, Timed practice sessions, Mix operators

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🤩 Amazing app
- 👍 Helpful for learning math
- 🚀 Efficient practice
- 💎 Great for kids
- 🎉 Fun and engaging

**What reviewers complain about**

- 🐛 Occasional crashes or glitches
- 🔍 Difficult to find settings
- 🔊 Distracting wrong answer sounds
- 🕰️ Limiting number of questions

**Reported bugs**

- Addition and subtraction questions limited to 9 problems
- Multiple choice option not working on iPad

**Requested features**

- Provide correct answers when mistakes are made
- Expand question range and customization options
- Add more visual/audio feedback for progress


### Two

[App page](https://appshunter.io/ios/app/two-color-counters/id989998134)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ace Math Flash Cards free?

Ace Math Flash Cards is free to download, with no in-app purchases.

### Is Two free?

Two costs $1.99, with no in-app purchases.

### Do Ace Math Flash Cards or Two have ads?

Ace Math Flash Cards shows ads; Two does not.

### Which is updated more often, Ace Math Flash Cards or Two?

Ace Math Flash Cards ships an update every 8 months, and Two every 35 months. Most recently, Ace Math Flash Cards was updated on September 27, 2026 and Two on May 17, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*